Calculating machine



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March 7, 1944. H, T, AVERY CALCULATING MACHINE Filed July 20, 1938 35 Sheets-Sheet 9 ATTORN .5

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` cALcULA'rING ncHNE Filed July 20, 1958 35 Sheets-Sheet l0 IN VEN TOR.

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A CALCULATING MACHINE Filed July 20, 1938 35 Sheets-Sheet 11 IN VEN TOR.

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` ATTORNEYS March 7, .1944. H. T. AVERY CALCULATING MACHINE Filed July 20, 1938 55 Sheets-Sheet 12 lddmmlmzfm Haro/d Avery u March 7, 1944. g, T AVERY 2,343,273

CALCULATING MACHINE Filed July 20, 193B 35 Sheets-Sheet 15 :E LE-EJ.

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BY JM ,4T O YS March 7, 1944. H, TI AVERY CALGULATING MACHINE Filed July 20, 1938 55 Sheets-Sheet 14 IN VEN TOR. Ham/d TA1/ery.

March 7, 1944. H. T. AVERY CALCULATING MACHINE 35 Sheets-Sheet 15 Filed July 2o, 1938 .um M Mmmm m L m. HW w INVENTOR Haro/d {Are/1y.

March 7, 1944.y H, T, AVERY 2,343,273

CALCULATING MACHINE Filed July 20, 1938 55 Sheets-Sheet 16 March 7, 1944. H. r. AVERY CALCULATING MACHINE Filed July 20, 1938 35 Sheets-Sheet 1'7 IN V EN TOR. Hara/d Avery.

March 7, 1944. H. T. AVERY n CALCULATING MACHINE Filed July 20, 1938 35 Sheets-Sheet 18 IN V EN TOR. arb/d Avery.

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INSULATION y 1944. H. T. AVERY CALCULATING MACHINE 55 Sheets-Sheet 19V v Filed July 2o; 1938. I

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H. T. AVERY CALCULATING MACHINE Maak 7; 1944.

55 Sheets-Sheet 2O Filed July 20, 1938 paar/mf M98T A 5 4 3 2 INVENIR.

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